The human body works like a finely tuned machine. It has many systems working together to make sure the body works the way it's supposed to. Through this look at the human body, readers will learn about many of the most important body systems and how they keep us moving. Told from the mouth of Snappy the Nile crocodile, readers will discover how their respiratory system keeps them breathing, their digestive system turns food into energy, and more
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.